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Finding the Third Proportional to 12,206,732 and 18,884,070

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Solution

The third proportional to 12,206,732 and 18,884,070 is: 29,214,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,206,732 : 18,884,070 = 18,884,070 : x
  2. Step 2: Convert to fraction form
    12,206,732/18,884,070 = 18,884,070/x
  3. Step 3: Cross multiply
    12,206,732x = 18,884,070 × 18,884,070
  4. Step 4: Simplify right side
    12,206,732x = 356,608,099,764,900
  5. Step 5: Solve for x
    x = 356,608,099,764,900/12,206,732
  6. Step 6: Final answer
    x = 29,214,051.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.